Chock for boats



FIG. 1 is a side-elevational , perspective view of a chock for boats showing my new design;

FIG. 2 is an elevational view of one side thereof, the other side being a mirror image;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a elevational view of one end thereof, the other end being a mirror image; and,

FIG. 6 is a top plan view of a modified design of the chock, the modification being the provision of openings extending through the end portions of the chock, the design of the chock otherwise being identical to that disclosed in FIGS. 1-5. 

The ornamental design for a chock for boats, as shown and described. 